# 继承
class phone:
    def call(self):
        print("calling")
    def paly(self):
        print("phoneplay")

#多重继承
class palyer:
    def paly(self):
        print("play")

#多重继承
class smartPhone(phone,palyer):
    def call(self):
        print("smcalling")
        self.capture()
    def capture(self):
        print("video")

ph=phone()
ph.paly()